ALEXANDRIA, Va., June 9 -- United States Patent no. 12,651,708, issued on June 9, was assigned to MACOM Technology Solutions Holdings Inc. (Lowell, Mass.).

"Stacked integrated passive device" was invented by Jeremy Fisher (Raleigh, N.C.), Marvin Marbell (Cary, N.C.) and Haedong Jang (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device according to some embodiments includes a first IPD die including a first SiC substrate. The first IPD die has a first surface and a second surface on the first SiC substrate opposite the first surface and includes a first contact and at least one first metal portion on the respective surfaces of the first SiC substrate. The device further includes a second ...